RNA聚合酶：修订间差异

[[古菌]]的RNA聚合酶只有一种(據推測可能多於一種)，负责所有RNA的合成。古菌RNA聚合酶在结构和催化机理上与都与细菌、真核生物的聚合酶类似，尤其类似于真核生物的[[RNA聚合酶Ⅱ]]<ref name="#1">Korkhin, Y., U. Unligil, O. Littlefield, P. Nelson, D. Stuart, P. Sigler, S. Bell and N. Abrescia (2009). "Evolution of Complex RNA Polymerases: The Complete Archaeal RNA Polymerase Structure." PLoS biology 7(5): e102.</ref><ref>Werner, F. (2007). "Structure and function of archaeal RNA polymerases." Molecular microbiology 65(6): 1395-1404.</ref>。

<ref>Louis, B. G. and P. S. Fitt (1971). "Nucleic acid enzymology of extremely halophilic bacteria. Halobacterium cutirubrum deoxyribonucleic acid-dependent ribonucleic acid polymerase." The Biochemical journal 121(4): 621-627.</ref>從硫磺礦硫化葉菌與芝田硫化葉菌取得的RNAP的晶體結構使得已確認古亞基總數達到13個。<ref>Korkhin, Y., U. Unligil, O. Littlefield, P. Nelson, D. Stuart, P. Sigler, S. Bell and N. Abrescia (2009). name="Evolution of Complex RNA Polymerases: The Complete Archaeal RNA Polymerase Structure.#1" PLoS biology 7(5): e102.</ref><ref>Hirata, A., B. Klein and K. Murakami (2008). "The X-ray crystal structure of RNA polymerase from Archaea." Nature 451(7180): 851-854.</ref>